Home / 111,022,882.12-153,227,610.66-63,970,947.64

Finding the Fourth Proportional to 111,022,882.12, 153,227,610.66 and 63,970,947.64

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Solution

The fourth proportional to 111,022,882.12, 153,227,610.66 and 63,970,947.64 is: 88,289,146.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,022,882.12 : 153,227,610.66 = 63,970,947.64 : x
  2. Step 2: Convert to fraction form
    111,022,882.12/153,227,610.66 = 63,970,947.64/x
  3. Step 3: Cross multiply
    111,022,882.12x = 153,227,610.66 × 63,970,947.64
  4. Step 4: Simplify right side
    111,022,882.12x = 9,802,115,458,533,166
  5. Step 5: Solve for x
    x = 9,802,115,458,533,166/111,022,882.12
  6. Step 6: Final answer
    x = 88,289,146.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.